Meet Bille, the name given to the world's first monostable tetrahedron—a four-faced object that will always land on the same ...

We propose a method for simultaneously detecting the position and velocity of a magnetic head relative to the target track in a hard-disk drive (HDD) by using a new servo pattern. The position is ...

Background: Horizontal gene transfer and gene duplication are two significant forces behind genome evolution. As more and more well-supported examples of HGTs are being revealed, there is a growing ...

Nicotiana tabacum L plants were genetically transformed with Agrobacterium tumefaciens by using the leaf disk method. The T-DNA consisted of a traditional cassette made up of the neomycin ...